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DellCVE-2021-21535

HistoryApr 30, 2021 - 6:15 p.m.

CVE-2021-21535

2021-04-3018:15:07

CWE-306

dell

web.nvd.nist.gov

dell

hybrid client

cve-2021-21535

vulnerability

unauthenticated

root access

security

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

Percentile

5.1%

JSON

Dell Hybrid Client versions prior to 1.5 contain a missing authentication for a critical function vulnerability. A local unauthenticated attacker may exploit this vulnerability in order to gain root level access to the system.

Affected configurations

Nvd

Vulners

Node

dellhybrid_clientRange<1.5

VendorProductVersionCPE
dellhybrid_client*cpe:2.3:a:dell:hybrid_client:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
dell	hybrid_client	*	cpe:2.3:a:dell:hybrid_client::::::::

CNA Affected

[
  {
    "product": "Dell Hybrid Client (DHC)",
    "vendor": "Dell",
    "versions": [
      {
        "lessThan": "1.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.dell.com/support/kbdoc/en-us/000184667/dsa-2021-071-dell-hybrid-client-security-update-for-multiple-vulnerabilities

Social References

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.8

Confidence

High

EPSS

Percentile

5.1%

JSON

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